Solutions for Primary & Secondary Laboratories
Solutions for Primary & Secondary Laboratories
Solutions for Primary & Secondary Laboratories
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Specifications<br />
Input Channels 3<br />
Channels 1+2 SPRTs, PRTs, Thermistor and<br />
Thermocouples<br />
Channel 3 Process Inputs 4 - 20mA<br />
Isolated 24VDC Power Supply Included<br />
Ranges SPRTs: 0-115Ω<br />
PRTs: 0-460Ω<br />
Thermistors: 0-32kΩ, 0-130kΩ, 0-490kΩ<br />
Thermocouples: ±115mV<br />
4-20mA: 0-30mA<br />
Units<br />
°C, °F, K, Ω, mV, mA<br />
Accuracy Initial Over 1 year<br />
SPRTs/PRTs: 5ppm 7ppm<br />
Thermistors: 50ppm 150ppm<br />
Thermocouples: 2µV 4µV<br />
4-20mA:<br />
0.002mA<br />
Temperature Accuracy Initial Over 1 year<br />
SPRTs/PRTs (at 0°C): 3mK 4mK<br />
(over full range): 5mK 7mK<br />
Thermistors: 50ppm 150ppm<br />
Thermocouples:<br />
Type B: ±0.23°C ±0.46°C<br />
Type E: ±0.03°C ±0.06°C<br />
Type J: ±0.04°C ±0.07°C<br />
Type K: ±0.05°C ±0.10°C<br />
Type L: ±0.04°C ±0.07°C<br />
Type N: ±0.06°C ±0.12°C<br />
Type R ±0.17°C ±0.34°C<br />
Type S: ±0.19°C ±0.38°C<br />
Type T: ±0.05°C ±0.09°C<br />
Au-Pt: ±0.12°C ±0.23°C<br />
Resolution Resistance (PRTs): 0.00001Ω<br />
(Thermistors): 0.001Ω<br />
Voltage:<br />
0.00001mV<br />
Current:<br />
0.001mA<br />
Temperature: 0.0001°<br />
Temperature PRTs: IEC60751(2008),<br />
Conversions<br />
Callendar-van<br />
Dusen, ITS90<br />
Thermocouples: IEC584-1 1995<br />
(B,E,J,K,N,R,S,T),<br />
L, Au-Pt<br />
Thermistors: Steinhart-Hart,<br />
polynomial<br />
Sensor Currents SPRTs/PRTs: 1mA and 1.428mA<br />
±0.4% (reversing)<br />
Thermistors: 5µA (reversing)<br />
Input Connectors SPRTs/PRTs:<br />
Interfaces<br />
Display<br />
Thermocouples:<br />
4-20mA:<br />
LemoEPG.1B.306.<br />
HLN 6-pin gold<br />
plated contacts<br />
Miniature<br />
Thermocouple<br />
socket (ASTM E<br />
1684-05)<br />
4mm sockets<br />
10/100MBit Ethernet (RJ45 socket)<br />
USB (2.0) host<br />
2 x RS232 (9-pin D-type plug, 9600<br />
Baud)<br />
89mm / 3.5” QVGA (320 x 240) colour<br />
TFT LCD with LED backlight<br />
Operating Operating: 0-45°C / 32-113°F,<br />
Conditions<br />
0-99% humidity<br />
Full Specification: 15-30°C / 50-85 °F,<br />
10-90% humidity<br />
Display Units<br />
Statistics<br />
Measurement<br />
Time<br />
Cable Length<br />
Logging<br />
Recommended<br />
Probes<br />
Power<br />
Dimensions<br />
Weight<br />
°C, °F, K, Ohms, mV and mA<br />
In Addition to Instantaneous Display<br />
user can select mean of 2 - 100<br />
measurements with Standard Deviation<br />
950mS<br />
Limited to 10Ω per core or 10nF shunt<br />
capacitance (equivalent to 100m of<br />
typical 4-core screened PTFE cable)<br />
Capacity to store > 180 Days of time<br />
stamped measurements to internal<br />
memory<br />
Isotech Semi Standard PRTs<br />
Isotech Model 909 SPRT<br />
88-264V (RMS), 47-63Hz (universal),<br />
6W maximum or 4 x AA cells<br />
255mm x 255mm x 114mm / 10” x 10” x<br />
4.5” (W x D x H)<br />
2.25kg / 5lb<br />
Optional 931-22-102<br />
Carring Case<br />
Keep-Warm SPRTs/PRTs: 1mA and 1.428mA<br />
Current<br />
NOTE: Due to our program of continual development and improvement, we reserve the right to amend or alter characteristics and design without prior notice.<br />
50 | SOLUTIONS FOR PRIMARY & SECONDARY LABORATORIES
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